We will attire him in fine clothing so he can make a good impression.
He stood there, attired in his best clothes, waiting for applause.
Wearing a fancy dress is an example of to attire.
A tuxedo is an example of formal attire.
Origin of attire
From American Heritage Dictionary of the English Language, 5th Edition
- From Old French atirier (“to equip”), from a- + tire (“rank”), akin to German Zier (“ornament”) and Old Norse tírr (“glory, renown”).